Using preclinical models and tumor-bearing mice, the researchers found that the unusually effective blockage of Velcade's therapeutic activity was based on the chemical interaction between molecules.
2
化学实验在化学教学中起着非常重要的作用。
The chemical experiment plays a very important role in chemical teaching.
3
为更好地发挥义务教育阶段化学习题的作用,在习题中应适当增加开放型、活动型和实验型习题。
In order to play the role better, we should increase exoteric, active and experimental chemistry exercises properly.